• Execute manual test plans, test cases, and test scripts for frontend and backend systems • Perform functional, smoke, regression, and exploratory testing across mobile and web platforms • Identify, document, and track software defects using tools such as JIRA or TestRail • Run existing automated test scripts and analyze output for defects or inconsistencies • Collaborate with QA Engineers to identify areas for automation coverage expansion • Contribute to test data setup and validation of test environments • Validate bug fixes and assess regression impact before releases • Work closely with developers and product managers to clarify requirements and expected behaviors • Participate in Agile ceremonies including sprint planning, stand-ups, and QA reviews • Maintain up-to-date documentation of test results and report test coverage and defect trends